[INFO] fetching crate maggedik 0.1.0... [INFO] checking maggedik-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate maggedik 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate maggedik 0.1.0 [INFO] finished tweaking crates.io crate maggedik 0.1.0 [INFO] tweaked toml for crates.io crate maggedik 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate maggedik 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate maggedik 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f412aa87e23eaeb2fc3d6f7109a9eb5fa1116a1935c04db5ca6e0c6aa60d086 [INFO] running `Command { std: "docker" "start" "-a" "5f412aa87e23eaeb2fc3d6f7109a9eb5fa1116a1935c04db5ca6e0c6aa60d086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f412aa87e23eaeb2fc3d6f7109a9eb5fa1116a1935c04db5ca6e0c6aa60d086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f412aa87e23eaeb2fc3d6f7109a9eb5fa1116a1935c04db5ca6e0c6aa60d086", kill_on_drop: false }` [INFO] [stdout] 5f412aa87e23eaeb2fc3d6f7109a9eb5fa1116a1935c04db5ca6e0c6aa60d086 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd43c61faa45e2b961837f21b844266e49255f18216b29eca1dea161a73481e0 [INFO] running `Command { std: "docker" "start" "-a" "bd43c61faa45e2b961837f21b844266e49255f18216b29eca1dea161a73481e0", kill_on_drop: false }` [INFO] [stderr] Checking maggedik v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/library/helper.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | / CONF.get_or_insert_with(|| { [INFO] [stdout] 13 | | Arc::new(File::create(Path::new(source)).unwrap_or_else(|err| { [INFO] [stdout] 14 | | eprintln!("{}", err.to_string()); [INFO] [stdout] 15 | | process::exit(0); [INFO] [stdout] 16 | | })) [INFO] [stdout] 17 | | }) [INFO] [stdout] | |__________^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/library/helper.rs:37:14 [INFO] [stdout] | [INFO] [stdout] 37 | unsafe { BUF.get_or_insert_with(|| BufReader::new(file_ops(source)).lines()) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "bd43c61faa45e2b961837f21b844266e49255f18216b29eca1dea161a73481e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd43c61faa45e2b961837f21b844266e49255f18216b29eca1dea161a73481e0", kill_on_drop: false }` [INFO] [stdout] bd43c61faa45e2b961837f21b844266e49255f18216b29eca1dea161a73481e0